/Engine/Source/Runtime/Experimental/Chaos/Public/Chaos/PBDRigidClustering.h
GetRigidClusteredFlagsArray The RigidClusteredFlags array contains various flag related to clustered particles
const [TArrayCollectionArray](API\Runtime\Engine\Physics\Experimental\TArrayCollectionArray)< [FRigidClusteredFlags](API\Runtime\Chaos\Chaos\FRigidClusteredFlags) > & GetRigidClusteredFlagsArray() const